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PartsTable / COMPONENT / 34403G
34403G ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include material: COPPER ALLOY AND RUBBER, overall_height: 0.180 INCHES NOMINAL IN, outside_diameter: 1.253 INCHES NOMINAL IN, style_designator: SOLID. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-708-0133, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
34403G
NSN: 4820-00-708-0133
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY AND RUBBER
overall_height0.180 INCHES NOMINAL IN
outside_diameter1.253 INCHES NOMINAL IN
style_designatorSOLID
NSN4820-00-708-0133
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 34403G · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 1.253 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY AND RUBBER
•
STYLE DESIGNATOR: SOLID
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.253 INCHES NOMINAL IN
MATERIALCOPPER ALLOY AND RUBBER
OVERALL HEIGHT0.180 INCHES NOMINAL IN
STYLE DESIGNATORSOLID
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
34-403Interchangeable
interchangeable cross-reference
interchangeable
DH34403Interchangeable
interchangeable cross-reference
interchangeable
99-1445863Interchangeable
interchangeable cross-reference
interchangeable
174-239Interchangeable
interchangeable cross-reference
interchangeable
M34403Interchangeable
interchangeable cross-reference
interchangeable
Y225Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 34403G?
34403G is a CYLINDER ASSEMBLY,HYDRAULIC BRAK.
What parts can replace 34403G?
There are 9 known substitutes for 34403G: 34-403, DH34403, 99-1445863 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 34403G?
34403G is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-708-0133. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026